*Gardeners Supply Co. "Kitchen Garden Planner" (gardeners.com): An interactive space-planning tool that is based on the company's products, including its 3-by-6 raised beds, but could be useful for planning other gardens too.

*Weekend Gardener GrowGuide (chestnut-sw.com/growform.htm): A tool for scheduling tasks in the vegetable garden. You'll need to know our local average last frost date (roughly May 15) and first frost date (roughly Oct. 15).